How many and where are the O2 sensors on a 2002 Dodge Ram 1500 SLT 4.7L?

Question

I'm trying to check the O2 sensors, but d onto know how many or where they are located. I have a P0432 code.

Answer 1

P0432 Catalytic efficiency below threshold Bank 2

You have a total of four 02 sensor 2 in the front these are the upstream 02 sensor and 2 on the rear these are the downstream or catalytic convertor monitor sensors . Bank 2 is where cylinder 2 is located, from the front to the rear downwards

Answer 2

P0432 Dodge Code - Catalytic 2/1 Efficiency
Read more: https://www.autocodes.com/p0432_dodge.html